1/*
2 * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16function assertClose(actualValue, expected) {
17    if (actualValue === null && expected[0] === null) {
18        throw new Error('actualValue and expected can not be both null!!!');
19    }
20    let result;
21    let diff = Math.abs(expected[0] - actualValue);
22    let actualAbs = Math.abs(actualValue);
23    if ((actualAbs - 0) === 0) {
24        if ((diff - 0) === 0) {
25            result = true;
26        } else {
27            result = false;
28        }
29    } else if (diff / actualAbs < expected[1]) {
30        result = true;
31    } else {
32        result = false;
33    }
34    return {
35        pass: result,
36        message: '|' + actualValue + ' - ' + expected[0] + '|/' + actualValue + ' is not less than ' + expected[1]
37    };
38}
39
40export default assertClose;
41